Sample of a group is one that includes all the different types of people that are members of that group

Population is the word describe in this sentence:
Sample of a group is one that includes all the different types of people that are members of that group

Population is a group of people that represents the whole number of the particpants or respondents studied in a research or scientific exploration. This is mainly attributed, particed or done in life and social sciences like Psychology, Sociology, Biology and etc.

These sciences use the different sampling methods which some are probability and non probability sampling methods: convenience, cluster, systematic sampling and etc.This is in order to represent the population since sample is the subset of the population, a dynamic analogy.

Bob: coke is baby pandas.jim: what? how do you figure that coke is baby pandas? bob: because this book says so.jim: how do we know the book is correct? bob: because it says that coke is baby pandas.jim: how does that prove the book's accuracy? bob: because it's statement involving coke and baby pandas is correct, therefore it is accurate.jim: how do we know that it's correct? bob: because we have concluded that the book is accurate, and therefore the statement is correct.therefore, coke is baby pandas.